Chapter XI. Cylinder block
No. 5
No. 2
No.
1 No. 3
No. 1
No. 3 No. 4
Group number of
the diameter of the
main journal
Third root neck
Crankpin
Diameter Group
Number
Hole diameter
second connecting rod third connecting rod
Hole diameter
93
(c) Tighten the connecting rod bearing cap bolts in the following
sequence: 2nd, 3rd, 1st and 4th cylinder.
ÿ47.795ÿdÿÿ47.800
(c) Connecting rod bearing selection method:
Number
(a) Replace the connecting rod cap bolts.
ÿ50.610 - ÿ50.615
(a) Determine the group number of the crankpin diameter.
(2) For used parts, the selection of connecting rod bearings is
based on the actual value, taking into account the group
in the table on the left side.
Number
(b) Determine the hole diameter group number of the bottom
3
(d) Install the piston with the front mark towards the front of the
engine with a piston ring compressor.
that all bolts are tight.
(1) Tightening torque: (20±1.6) N•m and apply ID
ÿ47.790ÿdÿÿ47.795
ÿ50.600 - ÿ50.605
2
1
shaft.
(2) Tighten the bolt 120°±5°.
(b) Apply a small amount of engine oil to the connecting rod bearing
shells and to the mounting surface between the thrust bearing
and the crankshaft.
Crankpin (mm)
(1) Use the number on the left side to determine.
dexterity of the connecting rod and crankpin.
18. Tightening the connecting rod cap bolts
9. Selection of connecting rod bearings
ÿ50.605 - ÿ50.610
3
(c) Install the connecting rod to the appropriate cylinder.
(3) Mark the tightening angle with a paint mark and make sure
Connecting Rod Bore
Diameter (mm)
1
(b) Apply a sufficient amount of engine oil to the cylinder wall, piston
and crankpin
label.
ÿ47.785ÿdÿÿ47.790
2
Crankpin Diameter
Group Number
2
3
Crankpin Diameter
Group Number
2
3
connecting rod bore
diameter
2
1
Upper crank group color
Red Blue Blue
bearings by color
1
Red Blue Yellow
Group number
1
3
Blue Blue Yellow
2
Blue Blue Blue
Red Red Blue
Upper crank group color
3
connecting rod bore
diameter
bearings by color
1
Blue Yellow Yellow
Group number
Machine Translated by Google
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